Questions tagged [swing]
Swing is the primary user-interface toolkit in Java and is shipped with the standard Java SDK. It is contained within the package javax.swing.
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Should I use Panels or Frames?
Hi I am creating my first game in NetBeans using Java, the game is going to be an RPG that will look a bit look Undertale on the surface in that there will be a menu, then a load game section and then ...
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1answer
53 views
Making a Java Swing game a browser based game [closed]
I have made a game in Java using Swing for the GUI.
It is a network game relying on the client-server model.
Basically the game is a turned-based chess-like game. It has a connection menu, game ...
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1answer
94 views
How to create a split screen display with one frame and canvas
I am creating a 2D Java game, which looks like this:
My question is what should I do to my display to create two 'separate' displays.
I plan on doubling the height of the program, and have a second ...
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1answer
163 views
How do I split my screen to include a JFrame and a lwjgl screen
I a making a game and I'm going to make a little side GUI to create game items.
How can I have a window both include a Canvas element and an lwjgl window.
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1answer
46 views
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0answers
30 views
Render run update question in Graphics2D
Hello guys we are studying on a Snake / Slither io project. In fact we are nearly finish the project but when we run it we couldn't get any Panel drawing and still trying to solve the problem but we ...
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0answers
39 views
Why does this code for handling multiple hits on a Breakout block mess up my collision detection?
I have a Java breakout game and the next stage i am implementing is for the bricks to take multiple impacts before being destroyed. It works perfectly at the moment if the brick is hit it is then ...
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1answer
136 views
How to remove bricks on collision?
I am on my last stage of creating a simple breakout game in Java using BlueJ. I have added multiple rows of bricks using an ArrayList. However now the task is to ...
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1answer
806 views
How do I get text width and height in Swing/AWT?
I'm making a game engine based on Java Swing and I wonder if I can get the text width/height.
Say, what I have is:
the text string
the font and text size (the Font...
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1answer
290 views
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0answers
81 views
Is there a common library for key listener for Java?
I'm making a game engine which supports Swing and JavaFX at the same time.
I provided key listener APIs like this:
Swing
...
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0answers
243 views
How to implement pixel level collision detection?
I'm developing a simple game engine for practise purpose, and I used codes like this to do collision detection (fake code):
...
3
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1answer
640 views
Isometric tiles drawing and picking - JAVA
I'm trying to draw isometric tiles in Java and implement a tile picking system using the mouse cursor. I draw the tiles using math formulas I found and adapted to my tile textures which you can find ...
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2answers
97 views
Why is my Mario clone game sprite getting cut off when I try to change it?
In my Super Mario 3 clone, my sprite draws correctly upon instantiating the JFrame, but when I press one of the buttons I've set to jump, it gets partially cut off. Everything on the screen is a ...
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2answers
776 views
How can I make Diagonal movement?
This is a follow-up question to my last one. I am developing a game which has an Icon on a JLabelwhich the user controls with WASD keys. Right now it can go up, ...
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1answer
139 views
Why is the movement space increasing?
This is a follow-up question to my previous question. I got my key holding to move, using boolean variables and making another method with a ...
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1answer
80 views
How to detect if a key is held?
I am trying to make a dodging game, where objects fall from the top of the window that the player must dodge or collect, depending on whether it is a triangle or a circle. Right now I am doing the ...
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1answer
178 views
When I drag a JLabel, why is it appearing in a different location?
I am making a checkers game, and it is behaving very strangely. As of now, I am just trying to get the basics, such as grid layout, and getting the pieces laid out and moveable. My 8 by 8 grid opens ...
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2answers
439 views
How to set a Label position after a timer ends, in a repetitive structure?
I have this fragment of code. It moves a pawn on a board.
...
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1answer
347 views
Java Thread.sleep() VS Get last and current time
I am creating a simple game using Java. I'm not using any game library. I just want to know if it is okay to call Thread.sleep(40) before calling ...
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1answer
81 views
How can I make part of a JLabel visible under mouse movement?
The JLabel has an image of a room. I want the mouse to act as a flashlight, and only display around the mouse the part of the JLabel/image that the mouse is hovering over, in a large circumference.
...
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1answer
95 views
How do you create dots in a shape of a letter and make them interact-able for a user to connect them?
I am making a game where the user is given a letter on screen such as the below image
The user then uses the mouse to draw from one point to another until the shape is drawn.
I wanted to know what ...
4
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2answers
90 views
Make a cell's content 'listens' to another cell (the closest cells)
I'm a newbie in programming and in java and I need some lights and help.I'm developing a game in which two players have to play with tokens (say red and blue) by placing them in cells (75x75 grid). ...
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1answer
50 views
FillRecatangle set Opacity?
I have a game with a HUD which is drawn by fillrectangle.
How would I fade these rectangles when the player is on the HUD?
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1answer
182 views
DrawString and Render graphics after custom time
I want to draw String after some second like "Boss is incoming",and after the string is disappeared i want to draw the Boss.I have the graphics and the string so my question is how to add timer for ...
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1answer
304 views
When handling key input, I'm getting a negative timeout value in my thread. What's going on?
So I'm programming a game using Swing and AWT and I'm getting a weird error. As I check for input in my MenuState, which is just my Menu screen, it is telling me that the timeout value in my game loop....
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1answer
203 views
2D Map Editor Tiles Palette - Best suited Java Elements to use?
I'm making a 2D RTS Map Editor and here came the moment to make a Palette which is just a popup frame showing tiles to be clicked on and then applied on the map.
I'm wondering which Java Elements to ...
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1answer
369 views
How to create 2D cameras in swing?
What is the best way to create a camera for a 2D platformer using swing, and I want to create a camera that moves instead of moving the background. This is because I'm going to have objects rotated by ...
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2answers
577 views
Swing GUI for games (performance) [closed]
I'm developing a game in Slick2D and I'm trying to make GUI.
I've already tried TWL library, but it seems to me a bit complicated and it doesn't cover what I need. In my own implementation of GUI I'...
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3answers
2k views
Java 2D Game Hitbox Detection & Rounded Corners
I am working on a simple 2D game with Java, Swing and no framework. I have a rectangular player that the user can move around. On the map are few obstacles which the player should not be able to go ...
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0answers
97 views
In Java swing, while handling a 2D top down game, how should I handle scaling for quality transformations (mainly screen rotation)
For my top down game, I plan to have screen rotation where entities don't rotate, but everything else does. I am using a raster array to store my image so I don't have to render things stacked on each ...
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2answers
1k views
How does rendering with Swing compare to rendering with openGL?
[summary: Is the performance of Swing at least in the same dimension as openGL [through LWJGL]? If yes, what percentage would you give it? What possible other problems can I expect from Swing in the ...
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2answers
516 views
Swing for game development - regarding threads
For those of you who use Swing to develop their real-time Java games. (Meanign a game that constantly updates game state and redraws the screen using a constant loop).
As I see it, there are three ...
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1answer
2k views
How do I double-buffer renders to a JPanel?
I'm trying to make a little breakout game with Java and Swing. The only issue so far is that drawing on the JPanel causes lots of flickering!
The relevant code:
<...
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2answers
5k views
Smooth movement in a tile based game
How can we make our character move smoothly across tiles? He moves tile by tile, but that looks unprofessional. In addition, when you hold down the arrow keys he zips across the screen. How can we ...
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2answers
951 views
fast java2d translucency
I'm trying to draw a bunch of translucent circles on a Swing JComponent. This isn't exactly fast, and I was wondering if there is a way to speed it up. My custom JComponent has the following ...
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1answer
1k views
I'm not sure why my shape is not moving
So I am trying to teach my self how to my develop games with java by cloning older games. At the moment I am cloning Pong, and I can not figure out why my paddle is not moving. The move method should ...
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1answer
3k views
How to detect whether my Java application is active?
I want to pause my game (written in Java Swing), when the player switches to another application.
But I did not find a way to detect this switch. window.isActive()...
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2answers
3k views
How to create a main menu using java swing
I have been trying to figure out for quite some time on how to create a basic main menu for a game that just has a couple clickable labels, but I don't know how to write them. I have created a class ...
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3answers
29k views
Java - Best Implementation KeyListener For Games
I am working on a game using only the swing and awt packages. Note I can only use the default Java libs. Meaning I have to use KeyListener. I have imported KeyListener properly, however, it is still ...
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2answers
293 views
Calling opengl32.DLL from java?
I don't like LWJGL in some cases, so I prefer to use Swing. The thing is that Swing doesn't have OpenGL. I have tried JOGL and it's a mess to install, needs external jars, and I have yet to get it ...
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1answer
297 views
Are there shaders or at least shader like things in Swing?
Is there? Because I'm wondering if it supports GLSL, HLSL, or it's own shading language? I don't know much about Swing graphics. Does anyone know?
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1answer
2k views
Tile Maps in Java JFrame Game
I am making a 2D Java game with Java's own drawing library. I was wondering how I would make a tile map display on the screen. I would prefer to use a GUI application to make the maps. I'm looking for ...
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4answers
5k views
Making Video Games In pure Java, where to go? [closed]
I have been programming for about a year now, and have a very good grasp on all the basic of programming in generally and am a pretty decent Java programmer, so now that I have the time I would like ...
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1answer
117 views
Which Swing control should I use to render graphics with?
I'm using the Swing UI toolkit in Java, and I want to use the Graphics class to draw images and grids in a control. Which is the most appropriate control for this?
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5answers
1k views
Does Java support OpenGL by itself?
Note: This is long but I explaining everything that you need to know. Don't read half way through it and say "What's the question?". It's simple but long and I need help as soon as possible.
So I ...
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1answer
925 views
Is jButton in Java suitable for a Game GUI?
Recently I have encountered the issue of trying to add a GUI into my game using Swing. The game will randomly & infrequently flash the jButton or Swing component when I add it to my jFrame. I'm ...
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votes
1answer
803 views
Animation Trouble with Java Swing Timer - Also, JFrame Will Not Exit_On_Close [closed]
So, I am using a Java Swing Timer because putting the animation code in a run() method of a Thread subclass caused an insane amount of flickering that is really a terrible experience for any video ...
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2answers
3k views
keyPressed is not working after adding ActionListener to JButton
I have a serious problem while trying to build a menu for my game.
I've added two JButton to a main JPanel and added an ActionListener for each of them. The main JPanel also contains the game JPanel ...
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2answers
2k views
Rendering another screen on top of main game screen in fullscreen mode
my game runs in fullscreen mode and uses active rendering. The graphics are drawn on the fullscreen window in each game loop:
...
